*{margin:0;padding:0;box-sizing:border-box}
:root{--bg:#0a0b10;--card:#13151e;--card2:#1a1d2b;--border:#252838;--pri:#7c6cf0;--pri2:#a29bfe;--pri3:rgba(124,108,240,.15);--green:#00d2a0;--red:#ff6b6b;--yellow:#ffd93d;--text:#eaeaea;--text2:#6b7084;--radius:16px;--shadow:0 8px 32px rgba(0,0,0,.3)}
body{font-family:'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden}
a{color:var(--pri2);text-decoration:none}
button{cursor:pointer;border:none;font-family:inherit;font-size:.85rem;border-radius:10px;padding:10px 20px;transition:all .25s;font-weight:500}
input,textarea,select{background:var(--bg);border:1px solid var(--border);color:var(--text);padding:12px 16px;border-radius:10px;font-size:.85rem;width:100%;font-family:inherit;transition:border .2s}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--pri);box-shadow:0 0 0 3px var(--pri3)}
.btn-pri{background:linear-gradient(135deg,var(--pri),#9b6cf0);color:#fff;box-shadow:0 4px 15px rgba(124,108,240,.3)}.btn-pri:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(124,108,240,.4)}
.btn-red{background:linear-gradient(135deg,var(--red),#ee5a5a);color:#fff}.btn-red:hover{opacity:.85}
.btn-sm{padding:6px 14px;font-size:.75rem}
.btn-ghost{background:transparent;border:1px solid var(--border);color:var(--text2)}.btn-ghost:hover{border-color:var(--pri);color:var(--pri2)}

/* Particles */
#particles{position:fixed;inset:0;z-index:0;pointer-events:none}
#particles canvas{width:100%;height:100%}

/* Login */
#login{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px;position:relative;z-index:1}
.login-box{background:var(--card);border:1px solid var(--border);border-radius:20px;padding:48px 40px;width:100%;max-width:380px;text-align:center;box-shadow:var(--shadow);backdrop-filter:blur(10px)}
.login-box .icon{font-size:3rem;margin-bottom:12px}
.login-box h1{font-size:1.4rem;margin-bottom:6px;background:linear-gradient(135deg,var(--pri2),var(--green));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.login-box p{color:var(--text2);margin-bottom:28px;font-size:.85rem}
.login-box input{margin-bottom:16px}
#loginErr{color:var(--red);margin-top:12px;font-size:.8rem;min-height:20px}

/* Layout */
#app{display:none;position:relative;z-index:1}
.shell{display:flex;min-height:100vh}
.sidebar{width:230px;background:var(--card);border-right:1px solid var(--border);padding:24px 0;flex-shrink:0;position:fixed;height:100vh;overflow-y:auto;z-index:10}
.sidebar .logo{padding:0 24px;margin-bottom:28px;display:flex;align-items:center;gap:10px}
.sidebar .logo span{font-size:1.5rem}
.sidebar .logo h2{font-size:1rem;background:linear-gradient(135deg,var(--pri2),var(--green));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.sidebar a{display:flex;align-items:center;padding:12px 24px;color:var(--text2);font-size:.85rem;gap:12px;transition:all .2s;border-left:3px solid transparent}
.sidebar a:hover,.sidebar a.active{background:var(--pri3);color:var(--pri2);border-left-color:var(--pri)}
.sidebar a .ico{font-size:1.1rem}
.main{margin-left:230px;padding:28px;flex:1;width:calc(100% - 230px)}
.page{display:none;animation:fadeUp .3s ease}.page.active{display:block}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

/* Stats Cards */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:28px}
.stat{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;position:relative;overflow:hidden;transition:transform .2s}
.stat:hover{transform:translateY(-3px)}
.stat::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;border-radius:var(--radius) var(--radius) 0 0}
.stat.green::before{background:linear-gradient(90deg,var(--green),#00e6b0)}
.stat.purple::before{background:linear-gradient(90deg,var(--pri),var(--pri2))}
.stat.yellow::before{background:linear-gradient(90deg,var(--yellow),#ffe066)}
.stat.red::before{background:linear-gradient(90deg,var(--red),#ff8787)}
.stat .val{font-size:2rem;font-weight:700;margin-bottom:4px;line-height:1}
.stat .label{font-size:.7rem;color:var(--text2);text-transform:uppercase;letter-spacing:1px;font-weight:600}
.stat.green .val{color:var(--green)}.stat.purple .val{color:var(--pri2)}.stat.yellow .val{color:var(--yellow)}.stat.red .val{color:var(--red)}

/* Table */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:12px}
.card-header h3{margin:0;font-size:1.1rem}
.tbl-wrap{overflow-x:auto}
.tbl{width:100%;border-collapse:collapse;font-size:.83rem}
.tbl th{text-align:left;padding:12px 14px;color:var(--text2);font-weight:600;font-size:.7rem;text-transform:uppercase;letter-spacing:.8px;border-bottom:2px solid var(--border)}
.tbl td{padding:12px 14px;border-bottom:1px solid var(--border);transition:background .15s}
.tbl tr:hover td{background:rgba(255,255,255,.02)}
.badge{display:inline-flex;align-items:center;padding:4px 12px;border-radius:20px;font-size:.7rem;font-weight:600;gap:4px}
.badge.green{background:rgba(0,210,160,.12);color:var(--green)}
.badge.red{background:rgba(255,107,107,.12);color:var(--red)}
.badge.yellow{background:rgba(255,217,61,.12);color:var(--yellow)}
.badge.purple{background:rgba(124,108,240,.12);color:var(--pri2)}
.badge::before{content:'';width:6px;height:6px;border-radius:50%;background:currentColor}
.empty-row{text-align:center;color:var(--text2);padding:40px!important;font-size:.9rem}

/* Modal / Popup */
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.7);backdrop-filter:blur(4px);display:none;align-items:center;justify-content:center;z-index:100;padding:20px}
.modal-bg.show{display:flex}
.modal{background:var(--card);border:1px solid var(--border);border-radius:20px;padding:32px;width:100%;max-width:500px;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px rgba(0,0,0,.5);animation:popIn .25s ease}
@keyframes popIn{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}
.modal h4{margin-bottom:20px;font-size:1.15rem;display:flex;align-items:center;gap:8px}
.form-row{margin-bottom:16px}
.form-row label{display:block;margin-bottom:8px;font-size:.8rem;color:var(--text2);font-weight:500}
.form-row .row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:24px;padding-top:20px;border-top:1px solid var(--border)}

/* Toast */
#toast{position:fixed;top:20px;right:20px;z-index:200;display:flex;flex-direction:column;gap:8px}
.toast-item{background:var(--card2);border:1px solid var(--border);border-radius:12px;padding:14px 20px;font-size:.85rem;box-shadow:var(--shadow);animation:slideIn .3s ease;display:flex;align-items:center;gap:10px;min-width:250px}
.toast-item.success{border-left:3px solid var(--green)}.toast-item.error{border-left:3px solid var(--red)}
@keyframes slideIn{from{opacity:0;transform:translateX(40px)}to{opacity:1;transform:translateX(0)}}

/* Responsive */
@media(max-width:768px){
  .sidebar{width:100%;height:auto;position:relative;border-right:none;border-bottom:1px solid var(--border);display:flex;overflow-x:auto;padding:0}
  .sidebar .logo{display:none}
  .sidebar a{padding:12px 16px;white-space:nowrap;border-left:none!important;border-bottom:3px solid transparent}
  .sidebar a.active{border-bottom-color:var(--pri);border-left-color:transparent!important;background:none}
  .main{margin-left:0;width:100%;padding:16px}
  .shell{flex-direction:column}
  .stats{grid-template-columns:repeat(2,1fr)}
  .form-row .row2{grid-template-columns:1fr}
  .modal{padding:24px;margin:10px}
}
@media(max-width:480px){.stats{grid-template-columns:1fr}.stat{padding:16px}}